fix(coder/modules/claude-code): check existing session-ids when using --session-id flag (#557)

Author: 35C4n0r

registry/coder/modules/claude-code/README.md

@@ -13,7 +13,7 @@ Run the [Claude Code](https://docs.anthropic.com/en/docs/agents-and-tools/claude
 ```tf
 module "claude-code" {
   source         = "registry.coder.com/coder/claude-code/coder"
-  version        = "4.2.0"
+  version        = "4.2.1"
   agent_id       = coder_agent.example.id
   workdir        = "/home/coder/project"
   claude_api_key = "xxxx-xxxxx-xxxx"
@@ -51,7 +51,7 @@ module "claude-code" {
   boundary_log_level               = "WARN"
   boundary_additional_allowed_urls = ["GET *google.com"]
   boundary_proxy_port              = "8087"
-  version                          = "3.4.3"
+  version                          = "4.2.1"
 }
 ```
 
@@ -70,7 +70,7 @@ data "coder_parameter" "ai_prompt" {
 
 module "claude-code" {
   source   = "registry.coder.com/coder/claude-code/coder"
-  version  = "4.2.0"
+  version  = "4.2.1"
   agent_id = coder_agent.example.id
   workdir  = "/home/coder/project"
 
@@ -106,7 +106,7 @@ Run and configure Claude Code as a standalone CLI in your workspace.
 ```tf
 module "claude-code" {
   source              = "registry.coder.com/coder/claude-code/coder"
-  version             = "4.2.0"
+  version             = "4.2.1"
   agent_id            = coder_agent.example.id
   workdir             = "/home/coder"
   install_claude_code = true
@@ -129,7 +129,7 @@ variable "claude_code_oauth_token" {
 
 module "claude-code" {
   source                  = "registry.coder.com/coder/claude-code/coder"
-  version                 = "4.2.0"
+  version                 = "4.2.1"
   agent_id                = coder_agent.example.id
   workdir                 = "/home/coder/project"
   claude_code_oauth_token = var.claude_code_oauth_token
@@ -202,7 +202,7 @@ resource "coder_env" "bedrock_api_key" {
 
 module "claude-code" {
   source   = "registry.coder.com/coder/claude-code/coder"
-  version  = "4.2.0"
+  version  = "4.2.1"
   agent_id = coder_agent.example.id
   workdir  = "/home/coder/project"
   model    = "global.anthropic.claude-sonnet-4-5-20250929-v1:0"
@@ -259,7 +259,7 @@ resource "coder_env" "google_application_credentials" {
 
 module "claude-code" {
   source   = "registry.coder.com/coder/claude-code/coder"
-  version  = "4.2.0"
+  version  = "4.2.1"
   agent_id = coder_agent.example.id
   workdir  = "/home/coder/project"
   model    = "claude-sonnet-4@20250514"

registry/coder/modules/claude-code/scripts/start.sh

@@ -103,9 +103,13 @@ task_session_exists() {
   local workdir_normalized=$(echo "$ARG_WORKDIR" | tr '/' '-')
   local project_dir="$HOME/.claude/projects/${workdir_normalized}"
 
+  printf "PROJECT_DIR: %s, workdir_normalized: %s\n" "$project_dir" "$workdir_normalized"
+
   if [ -d "$project_dir" ] && find "$project_dir" -type f -name "*${TASK_SESSION_ID}*" 2> /dev/null | grep -q .; then
+    printf "TASK_SESSION_ID: %s file found\n" "$TASK_SESSION_ID"
     return 0
   else
+    printf "TASK_SESSION_ID: %s file not found\n" "$TASK_SESSION_ID"
     return 1
   fi
 }
@@ -149,7 +153,11 @@ function start_agentapi() {
     else
       echo "No existing session found"
       if [ "$ARG_REPORT_TASKS" = "true" ]; then
-        ARGS+=(--session-id "$TASK_SESSION_ID")
+        if task_session_exists; then
+          ARGS+=(--resume "$TASK_SESSION_ID")
+        else
+          ARGS+=(--session-id "$TASK_SESSION_ID")
+        fi
       fi
       if [ -n "$ARG_AI_PROMPT" ]; then
         if [ "$ARG_REPORT_TASKS" = "true" ]; then
@@ -171,7 +179,11 @@ function start_agentapi() {
   else
     echo "Continue disabled, starting fresh session"
     if [ "$ARG_REPORT_TASKS" = "true" ]; then
-      ARGS+=(--session-id "$TASK_SESSION_ID")
+      if task_session_exists; then
+        ARGS+=(--resume "$TASK_SESSION_ID")
+      else
+        ARGS+=(--session-id "$TASK_SESSION_ID")
+      fi
     fi
     if [ -n "$ARG_AI_PROMPT" ]; then
       if [ "$ARG_REPORT_TASKS" = "true" ]; then